1425015442565 has 64 divisors (see below), whose sum is σ = 2097535813632. Its totient is φ = 914529158400.

The previous prime is 1425015442537. The next prime is 1425015442681. The reversal of 1425015442565 is 5652445105241.

It is not a de Polignac number, because 1425015442565 - 2¹⁰ = 1425015441541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29362970 + ... + 29411460.

It is an arithmetic number, because the mean of its divisors is an integer number (32773997088).

Almost surely, 2^{1425015442565} is an apocalyptic number.

It is an amenable number.

1425015442565 is a deficient number, since it is larger than the sum of its proper divisors (672520371067).

1425015442565 is a wasteful number, since it uses less digits than its factorization.

1425015442565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50330.

The product of its (nonzero) digits is 960000, while the sum is 44.

The spelling of 1425015442565 in words is "one trillion, four hundred twenty-five billion, fifteen million, four hundred forty-two thousand, five hundred sixty-five".